Salix caprea, known as goat willow, pussy willow or great sallow, is a common species of willow native to Europe and western and central Asia.
Salix scouleriana is a species of willow native to northwestern North America. Other names occasionally used include fire willow, Nuttall willow, mountain willow, and black willow.
Salix barrattiana is a species of flowering plant in the willow family known by the common name Barratt's willow. It is native to North America, where it is distributed across Alaska and western Canada, with also a few populations in Montana and Wyoming. These disjunct populations are probably relics from a time when the climate was colder. The southernmost population is technically in Wyoming, but it is located at the Montana state line and it is limited to one clone of all-staminate plants within an area of 100 square meters (1,100 sq ft) in a high-elevation habitat.
Salix bebbiana is a species of willow indigenous to Canada and the northern United States, from Alaska and Yukon south to California and Arizona and northeast to Newfoundland and New England. Common names include beaked willow, long-beaked willow, gray willow, and Bebb's willow. This species is also called red willow by Native Americans according to The Arctic Prairies Appendix E by Ernest Tompson Seton.
Salix geyeriana is a species of willow known by the common names Geyer's willow, Geyer willow and silver willow. The type specimen was collected by the botanist Karl Andreas Geyer, for whom it was named. Its conspicuous, yellow flowers begin to bloom as early as March, to as late as the end of June.
Salix melanopsis is a plant species known by the common name dusky willow. It is native to western North America from British Columbia and Alberta to California and Colorado, where it grows in many types of moist and wet habitat, such as riverbanks and subalpine mountain meadows, on rocky and silty substrates.
Salix planifolia is a species of willow known by the common names planeleaf willow, diamondleaf willow, and tea-leafed willow. It is native to northern and western North America, including most of Canada and the western United States. It grows in many types of arctic and alpine habitats in the north, and mountainous areas in the southern part of its range.
Elymus macrourus is a species of grass known by the common names tufted wheatgrass and thickspike wildrye. It is native to northwestern North America in Alaska, Yukon, and the Northwest Territories. It is also present in eastern Siberia.
Lycium pallidum is a species of flowering plant in the nightshade family known by the common names pale wolfberry and pale desert-thorn. It is native to northern Mexico and the southwestern United States. In Mexico it can be found in Sonora, Chihuahua, Zacatecas, and San Luis Potosi. In the United States it occurs from California to Texas and as far north as Utah and Colorado.
Salix alaxensis is a species of flowering plant in the willow family known by the common names Alaska willow and feltleaf willow. It is native to northern North America, where it occurs throughout Alaska and northwestern Canada.
Salix arbusculoides is a species of flowering plant in the willow family known by the common name little tree willow. It is native to northern North America, where its distribution extends across Alaska and most of Canada.
Salix brachycarpa is a species of flowering plant in the willow family known by the common names barren-ground willow, small-fruit willow and shortfruit willow.
Salix fuscescens is a species of flowering plant in the willow family known by the common name Alaska bog willow. It is native to northern North America, where it occurs throughout much of Alaska and across northern Canada. It is also present in Eurasia.
Salix glauca is a species of flowering plant in the willow family known by the common names gray willow, grayleaf willow, white willow, and glaucous willow. It is native to North America, where it occurs throughout much of Alaska, northern and western Canada, and the contiguous United States south through the Rocky Mountains to northern New Mexico. It can also be found in Greenland, northwestern Europe, and Siberia.
Salix hastata is a species of flowering plant in the willow family, known by the common name halberd willow. It has an almost circumpolar distribution, occurring throughout the northern latitudes of the Northern Hemisphere, most frequently found near the coast of the Arctic Ocean. In Alaska, it occurs in the north and in the central mountains. It also occurs in northwestern Canada, and in Norway and Russia, as well as various alpine or mountainous areas of Eurasia.
Salix myrtillifolia is a species of flowering plant in the willow family known by the common name blueberry willow. It is native to northern North America, where it occurs in Alaska and much of Canada.
Salix pulchra is a species of flowering plant in the willow family, known by the common names diamondleaf willow, tealeaf willow, and thin red willow. It is native to northern North America, where it occurs in Alaska, Yukon, the Northwest Territories, and Nunavut. The species is also found in northern British Columbia, and occurs in Russia.
Salix richardsonii is a species of flowering plant in the Salicaceae, or willow family. It is known by the common names Richardson's willow and woolly willow. It is native to Russia and northern North America, where it occurs in Alaska and northern Canada. Some authorities consider it to be a subspecies, Salix lanata subsp. richardsonii(Hook.) A. K. Skvortsov rather than a species itself.
Salix arizonica is a species of willow known by the common name Arizona willow. It is native to the southwestern United States, where it occurs in Arizona, Colorado, New Mexico, and Utah.
Salix humilis, known as prairie willow, is a species of willow native to the United States and Canada, east of the Rockies.
